#631219#631219

#631219 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.0% C 0.113 H 21.8°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#631219
RGB	rgb(99, 18, 25)
HSL	hsl(355, 69%, 23%)
HSV	hsv(355, 82%, 39%)
CMYK	cmyk(0%, 81.8%, 74.7%, 61.2%)
CIE-LAB	lab(20.66, 35.83, 18.24)
CIE-LCH	lch(20.66, 40.20, 26.99°)
OKLab	oklab(32.99% 0.1051 0.0421)
OKLCH	oklch(32.99% 0.113 21.8)
XYZ	xyz(5.5380, 3.1563, 1.2371)
Luminance	0.0316 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631219 #12635C

analogous

#631241 #631219 #633312

triadic

#631219 #196312 #121963

tetradic

#631219 #416312 #12635C #331263

square

#631219 #416312 #12635C #331263

split-complementary

#631219 #126333 #124163

monochromatic

#1A0507 #2F090C #631219 #971B26 #CB2533

Accessibility & contrast

On white

12.88

#631219 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#631219 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631219

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631219	#FFFFFF	#000000	##FFFFFF
##631219	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2719

Deuteranopia (green-blind)

#3E3816

Tritanopia (blue-blind)

#6E0015

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #631219;
/* rgb */ color: rgb(99, 18, 25);
/* oklch */ color: oklch(33.0% 0.113 21.8);

Tailwind

colors: {
  custom: {
    50: '#965855',
    500: '#631219',
    950: '#000000',
  },
}

SCSS

$custom: #631219;
$custom-light: #965855;
$custom-dark: #000000;

JSON

{
  "hex": "#631219",
  "rgb": {
    "r": 99,
    "g": 18,
    "b": 25
  },
  "hsl": {
    "h": 354.815,
    "s": 69.231,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32994,
    "c": 0.11326,
    "h": 21.8
  },
  "luminance": 0.03155
}

Semantic roles & 50–950 ramp

primary

#631219

secondary

#369B92

accent

#ECDD3C

background

#F9F5F4

surface

#F2E9E8

border

#CCC5C4

text

#0F0403

muted

#7E7978

Preview Lab

Preview with #631219

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →